\documentclass{minimal}

\usepackage[utf8]{inputenc}
\usepackage[english, russian]{babel}

\usepackage{pgfplots}
\usepackage{pgf}
\usepackage{tikz}
%%%<
\usepackage{verbatim}
\usepackage[active,tightpage]{preview}
\PreviewEnvironment{tikzpicture}
\setlength\PreviewBorder{5pt}%
%%%>

\usepackage[utf8]{inputenc}
\usetikzlibrary{arrows,automata}
\usetikzlibrary{positioning}


\begin{document}

\begin{tikzpicture}[scale=1.5]

\tikzset{
	every pin/.style={fill=yellow!50!white,rectangle,rounded corners=3pt},
	small dot/.style={fill=black,circle,scale=0.3}
}

        \begin{axis}[enlargelimits=false,
        minor tick num=1,
        grid=both,       
        xlabel=DPLL CUDA  время в секундах, 
        ylabel=Look-Ahead CUDA время в секундах,
        ]

        \addplot+[only marks, mark options={scale=1.5}]  file {../plots-data/SimpleVsLookAheads.data};

        \addplot coordinates {
        	(0, 0)
        	(50, 50)
	};

	\node[small dot,pin=180:{\texttt{yticklabel cs:0}}] at (yticklabel cs:0.7) {};

        \end{axis}
\end{tikzpicture}

\end{document}
